change the default exchange rate type from "SPOT" exchange rate type to "Corporate".

Summary:

kindly note that currently we are depends on "SPOT" exchange rate type as the default exchange type, but we need to change it to be "Corporate". and I need to know and make sure that there are no any side effect for these change on the system, the same will be done on the following configuration options:

1- Currency Rates Manager > Rate Type.

2- Manage Common Options for Payables and Procurement.

3- Manage Payment Options.

4- Manage Control budget.

and please advise also where I need to change it also to always default the Corporate that on the system screens.